Home / 33,365.24-45,939.12-28,318.94

Finding the Fourth Proportional to 33,365.24, 45,939.12 and 28,318.94

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Solution

The fourth proportional to 33,365.24, 45,939.12 and 28,318.94 is: 38,991.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,365.24 : 45,939.12 = 28,318.94 : x
  2. Step 2: Convert to fraction form
    33,365.24/45,939.12 = 28,318.94/x
  3. Step 3: Cross multiply
    33,365.24x = 45,939.12 × 28,318.94
  4. Step 4: Simplify right side
    33,365.24x = 1,300,947,182.93
  5. Step 5: Solve for x
    x = 1,300,947,182.93/33,365.24
  6. Step 6: Final answer
    x = 38,991.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.